液化备煤煤粉制备的合格产品规格:煤粉粒度≤90m以下占90%,堆积密度0.47t/

题型:单项选择题

问题:

液化备煤煤粉制备的合格产品规格:煤粉粒度≤90m以下占90%,堆积密度0.47t/m3,以及()。

A、水分<2%

B、水分>4%

C、粒度≤10m以下>10%

D、粒度≤3m以下>20%

考点:石油石化技能考试煤直接液化装置操作工煤直接液化装置操作工题库
题型:单项选择题

阅读理解。

     The teacher was giving the students a written exam (写作测验). He wanted them to write a composition

(作文)- "My Dog", no less than(不少于) 150 words.

     Little Tommy thought for a minute. Then he wrote "I have a dog. I call (叫做) him Bobby. I like my dog.

He is all black, only the nose is white …"Tommy stopped writing and counted (数) the words - 21. He

scratched(搔,抓) his head, thought for a few minutes and went on (继续……)."Every day, I take Bobby out

for a walk in the park. But when it rains, I do not take him out for a walk."Another 24 words. Tommy

scratched his head again, looked at the ceiling(天花板), then looked at the blackboard. He found nothing there.

He sighed (叹了一口气). Suddenly an idea came to him. He smiled (微笑) happily, and wrote quickly,"When

I want Bobby to come to, I call Bobby!Bobby! Bobby! If he still does not come, I just shout (大声地叫),

Bobby!Bobby! Bobby! Bobby…!" Tommy counted the words 149. He added(加) one more"Bobby", wrote

down his name and handed it in(hand in 上交) to the teacher.

1. The teacher asked the students to write a composition about _____.

A. my dog

B. Tommy

C. Bobby

D. a dog

2. Tommy found _____ on the ceiling.

A. an idea

B. a dog

C. nothing

D. some words

3. Which word comes most in Tommy's composition?

A. Dog

B. Bobby

C. I

D. He

4. Tommy's composition is _____ words.

A. 24

B. 45

C. 149

D.150

5. Choose (选择) the topic (题目) for the passage.

A. A composition

B. An Exam

C. My Dog

D. Bobby

题型:单项选择题

“超导体”的应用有着十分诱人的前景,假如科学家已经研制出室温下的超导体,你认为下列不能用超导体来制作的是(  )

A.电炉的电热丝

B.电磁铁的线圈

C.电动机的线圈

D.远距离输电中的输电导线

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下列属于2001年颁布的婚姻法修正案的新内容的有().

A.禁止家庭暴力

B.婚姻无效和可撤销制度

C.个人特有财产制

D.离婚损害赔偿制度

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参与构成腕关节的骨是().

A.月骨

B.三角骨

C.尺骨下端

D.豌豆骨

E.钩骨

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竣工验收一般由()组织。

A.施工单位

B.设计单位

C.监理单位

D.建设单位

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